Every XML Document Has a _____

question 52

Multiple Choice

Every XML document has a _____.

• A) root element
• B) base tag
• C) schema
• D) DTD

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Definitions:

Standard Error

A statistical measure that shows the precision of a sample's mean estimate of a population mean.

Sampling Variability

The variability of sample statistics over different samples of the same size from the same population, due to chance.

SRS

Simple Random Sampling (SRS) is a method of selecting individuals from a population in such a way that every set of individuals has an equal chance of being chosen.

Sample Size

The number of observations or data points that constitute a sample drawn from a population for statistical analysis.